the actors and forces outside marketing that affect marketing management's ability to build and maintain successful relationships with target customers.
the actors close to the company that affect its ability to serve its customers -the company, suppliers, marketing intermediaries, customer markets, competitors, and public
divides the market into different geographical units such as nations, regions, states, countries, cities or even neighbourhoods, population density (urban, suburban, rural), climate
an advantage over competitors gained by offering consumers greater value, either through lower prices or by providing more benefits that justify higher prices